[dm-devel] [PATCH v3] libmultipath: update INFINIDAT builtin config
Xose Vazquez Perez
xose.vazquez at gmail.com
Wed Dec 12 16:58:06 UTC 2018
On 11/7/18 11:41 AM, Martin Wilck wrote:
> I apologize for coming back to this after more than a year.
> I've been wondering about your dev_loss recommendation.
>
> What is the rationale for setting dev_loss and fast_io_fail to the same
> value, which is straight against the general recommendation? And what
> is the reason for the aggressively low dev_loss value anyway? Device
> loss and re-discovery is much more complex to handle for both the
> kernel and multipathd than failure/reinstantiation. You are the only
> vendor who recommends setting dev_loss less than the default of 600s.
>
> Could you share your reasoning please?
IMO, any change of a standard value should be documented.
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